Silica-supported sodium hydrogen sulfate and Amberlyst-15: Two efficient heterogeneous catalysts for single-step synthesis of 4 (3H)-quinazolinones from anthranilic …
B Das, J Banerjee
Index: Das, Biswanath; Banerjee, Joydeep Chemistry Letters, 2004 , vol. 33, # 8 p. 960 - 961
Full Text: HTML
Citation Number: 48
Abstract
The single step synthesis of 4 (3H)-quinazolinones has been carried out efficiently by coupling of the three components, anthranilic acid, ortho esters, and amines in the presence of silica-supported sodium hydrogen sulfate (NaHSO 4· SiO 2) or Amberlyst-15 as a
Related Articles:
[Priya, M. Gnana Ruba; Zulykama; Girija; Murugesh; Perumal Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2011 , vol. 50, # 1 p. 98 - 102]